COMISIÓN NACIONAL DEL AGUA COORDINACIÓN GENERAL DEL SERVICIO METEOROLÓGICO NACIONAL BASE DE DATOS CLIMATOLÓGICA NACIONAL ESTADÍSTICA MENSUAL EMISIÓN : 12/07/2024 DATOS DISPONIBLES EN LA BASE DE DATOS A: JULIO DE 2024; CON LA INFORMACIÓN SUMINISTRADA POR LAS UNIDADES ADMINISTRATIVAS ESTACIÓN : 25072 NOMBRE : PIAXTLA (CFE) ESTADO : SINALOA MUNICIPIO : SAN IGNACIO SITUACIÓN : SUSPENDIDA CVE-OMM : LATITUD : 23.96666667 ° LONGITUD : -106.35 ° ALTITUD : 341 msnm LLUVIA MÁXIMA 24 H. AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1971 1 0 0 0 0.1 83.8 80 40.4 41.4 60.4 0.01 4.3 311.41 26 12 1972 22.3 0.4 0 0 0 29 67.6 52.9 29.8 170 112.3 93.9 578.2 48.2 12 1973 6.1 33.3 2.7 0 0 5.8 46.7 121.7 62.9 15.3 0 0 294.5 24.5 12 1974 0.2 0 0 12.6 57.5 47.5 52.5 55.6 33.4 12.9 61.8 334 30.4 11 1975 0.9 0.2 0 0 0 26.3 125.6 153 21.9 7 1976 38.3 38.3 38.3 1 1977 14.5 74.5 54.4 54.7 6.9 0 205 34.2 6 1978 0 24 0 2.8 0 10.6 54.9 32.2 54.3 45.5 0.6 0 224.9 18.7 12 1979 58.4 10.3 4 52 0 124.7 24.9 5 1980 2.6 23.8 4 30.4 10.1 3 1981 31.5 0 5.7 1.4 0 20.5 66.5 52.5 56.8 107.5 0 6 348.4 29 12 1982 12 0 0 0 0 32.3 64 61.3 42 35.3 36.7 51.1 334.7 27.9 12 1983 22 15 103.3 10 13 0 53.5 62 49.5 12.8 31 372.1 33.8 11 1984 42.1 0 0 1.2 31.1 37.2 45 156.6 22.4 7 1985 0.6 0 0 41 53.4 54.1 54.6 85 2.5 13 304.2 30.4 10 1986 1 13.4 0 0.8 0 21.3 93.7 55.9 34 220.1 24.5 9 1987 5.5 0 56.7 35.3 28 3.7 6 17.3 152.5 19.1 8 1988 0 0 2.8 0.1 0 16.7 69.5 67.5 76.7 0 0 20 253.3 21.1 12 1989 8 2.4 0 0 0 7.3 84.7 102.8 103.2 2.3 83.6 68.1 462.4 38.5 12 1990 30.6 0 1.9 1 0 59.8 88.8 63.5 43.5 78.2 1.2 18.5 387 32.2 12 1991 0 1 0 0 0 8.5 46.2 49.7 32.8 34.6 43 37.8 253.6 21.1 12 1992 35 7.7 0 0.01 1.5 21.7 92 90.2 37.3 54.7 0.4 25.8 366.31 30.5 12 1993 8 0 0 0 1.7 65 44 109 145 45.5 62.4 0.01 480.61 40.1 12 1998 23 40.5 0 63.5 21.2 3 1999 0 0 0 0 0 18.8 77.5 78.8 41.2 1.9 0 1.7 219.9 18.3 12 2001 2 0.01 29.3 31.31 10.4 3 MÍNIMA 0 0 0 0 0 0 44 32.2 28 0 0 0 30.4 10.1 1 MÁXIMA 58.4 33.3 103.3 10 31.1 83.8 125.6 121.7 145 170 112.3 93.9 578.2 48.2 12 MEDIA 14.1 5.2 7.5 1 3.4 27 69.1 66.1 54.8 47.3 21.9 24.4 257.7 26.8 9.2 DESV.ST 17.3 9.2 23.5 2.3 7.8 23.2 21.3 24.7 27.4 43.2 30.9 26.3 142.5 8.9 3.6 LLUVIA TOTAL MENSUAL AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1971 1 0 0 0 0.1 160.51 353.22 229.51 138.72 76.12 0.01 9.11 968.3 80.7 12 1972 35.42 0.4 0 0 0 35.61 308.22 318.01 127.66 370.9 189.72 94.1 1480.04 123.3 12 1973 9.1 53.5 4.4 0 0 5.8 158.4 409.9 269.3 27.4 0 0 937.8 78.2 12 1974 0.2 0 0 20.2 70.3 263.1 298.7 222.4 56.5 28 128.6 1088 98.9 11 1975 1 0.2 0 0 0 27.8 548.8 577.8 82.5 7 1976 57.21 57.21 57.2 1 1977 54.2 356.4 185.22 156.1 13.1 0 765.02 127.5 6 1978 0 24 0 3.8 0 14.8 217.22 121.33 225.12 70.11 0.61 0 676.99 56.4 12 1979 66.6 10.31 4.4 133.62 0 214.93 43 5 1980 2.6 28.1 4.4 35.1 11.7 3 1981 81.8 0 5.7 3.3 0 37.3 326 256.3 231.1 239.9 0 7.7 1189.1 99.1 12 1982 12 0 0 0 0 35.5 223.2 190 164.2 99.9 53.2 83.2 861.2 71.8 12 1983 54.8 24.5 202.4 10 13.2 0 216 181.5 209.1 18.3 31 960.8 87.3 11 1984 67.2 0 0 1.2 31.1 37.2 96 232.7 33.2 7 1985 0.9 0 0 176.8 226 221 159.9 90.3 2.5 13 890.4 89 10 1986 1 27.6 0 1.1 0 37.7 307 308.4 60.5 743.3 82.6 9 1987 5.5 0 157.8 120.7 100.6 7.1 8.5 33.6 433.8 54.2 8 1988 0 0 2.8 0.1 0 29.9 283.8 442.9 230.8 0 0 37 1027.3 85.6 12 1989 8 4.2 0 0 0 7.4 360.7 456.6 273.3 4 145.8 72.1 1332.1 111 12 1990 43.32 0 2.1 1 0 151.2 415.3 306.2 191.8 119.8 2.2 25.4 1258.32 104.9 12 1991 0 1 0 0 0 17.2 264.22 216.12 155.81 76.3 127.6 81.95 940.2 78.4 12 1992 222.93 17.42 0 0.03 1.5 36.3 481.5 281.14 131.9 80.2 0.41 33.52 1286.85 107.2 12 1993 9.9 0 0 0 1.7 133.2 123.24 341.37 363.71 50.4 114.9 0.02 1138.44 94.9 12 1998 37.41 40.51 0 77.92 26 3 1999 0 0 0 0 0 54.03 341.4 315.5 119.92 1.9 0 1.7 834.45 69.5 12 2001 2 0.01 46.9 48.91 16.3 3 MÍNIMA 0 0 0 0 0 0 123.24 120.7 60.5 0 0 0 35.1 11.7 1 MÁXIMA 222.93 53.5 202.4 10 31.1 176.8 548.8 456.6 363.71 370.9 189.72 128.6 1480.04 127.5 12 MEDIA 30.8 7.8 13.4 1.2 3.9 54.3 293.4 282.7 184.7 86.9 36.8 36.8 771.4 75.8 9.2 DESV.ST 52.8 14.1 45.7 2.4 8.5 55.5 109.6 96.5 70.5 93 55.6 39.3 436.7 31.1 3.6 EVAPORACIÓN MENSUAL AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1971 117.3 139.1 200.7 201.4 228.59 204.46 140.18 110.93 115.45 113.67 97.53 89.31 1758.62 146.6 12 1972 89.15 140.19 208.91 239.34 251.54 178.39 132.12 125.17 112.06 108.3 86.11 83.79 1755.07 146.3 12 1973 94.54 95.7 136.2 187.3 219.2 201.7 167.3 121.1 104.7 110.3 108.4 112.1 1658.54 138.2 12 1974 117.9 153.9 251.5 233 215.8 128.5 144.2 107.2 123.6 97.4 80.2 1653.2 150.3 11 1975 82.4 104.4 184.2 216.8 254 221.3 141.2 1204.3 172 7 1976 64.57 64.57 64.6 1 1977 233.01 132.8 126.77 110.16 99.44 118 820.18 136.7 6 1978 106.43 118.64 184.67 200.98 247.81 233.87 138.47 159.34 122.65 120.39 126.45 108.7 1868.4 155.7 12 1979 102.85 121.77 101.9 130.66 159.84 617.02 123.4 5 1980 248.53 97.5 101.9 447.93 149.3 3 1981 85.7 130.9 167.4 196.2 255.9 160 135.8 127.4 113.9 104.1 119.6 127.6 1724.5 143.7 12 1982 126.6 162.2 216.7 248.7 254.2 246.6 165.8 149.6 139.8 130.9 134.7 80.3 2056.1 171.3 12 1983 86.1 110.9 143.4 193.1 251.9 244.8 172.3 134.7 117.4 110 111.5 1676.1 152.4 11 1984 93.7 134.4 205 216.3 253.8 128.4 85 1116.6 159.5 7 1985 106 201.3 210.6 207.6 146.6 142.3 127.3 129.4 118.8 117.7 1507.6 150.8 10 1986 139.4 136 223.4 219.9 252.5 232 159.1 147 138.5 1647.8 183.1 9 1987 256.8 284.7 187.8 147.6 136.5 167.9 168.3 99.2 1448.8 181.1 8 1988 156.7 173.5 227.6 227.1 278.2 244.4 153.4 161.7 122.9 137.5 132.2 104.6 2119.8 176.7 12 1989 139.5 147.1 195.4 266.8 270.9 239.6 154.7 103 129 137 113.7 88.9 1985.6 165.5 12 1990 90.81 96.51 188.3 252 263.1 204 136.5 158 137.3 111.6 134.6 104.3 1877.02 156.4 12 1991 117.95 120.29 180.55 259.84 229.85 224.18 125.64 132.2 110.01 130.4 107.63 60.04 1798.58 149.9 12 1992 62.1 103.04 155.88 225.29 262.77 261.09 144.36 141.85 126.65 130.79 119.41 95.45 1828.68 152.4 12 1993 123.02 146.48 212.6 230.15 249.17 235.7 165.12 143.88 116.08 130 83.4 94.47 1930.07 160.8 12 1998 114.63 129.77 123.7 368.1 122.7 3 1999 150.1 156.36 223.75 250.7 269.22 215.36 145.21 116.26 124.3 148.71 151.29 122.2 2073.46 172.8 12 2001 103.38 140.09 173.49 416.96 139 3 MÍNIMA 62.1 95.7 101.9 187.3 219.2 160 125.64 103 104.7 104.1 83.4 60.04 64.57 64.6 1 MÁXIMA 156.7 173.5 227.6 266.8 278.2 284.7 187.8 161.7 139.8 167.9 168.3 127.6 2119.8 183.1 12 MEDIA 109.3 130.4 186.6 227.1 251.7 224.4 149.5 136.8 123 125.5 119.3 98.8 1439.4 150.8 9.2 DESV.ST 24.9 22.4 32.8 24.2 15.1 28 16.6 16.4 10.6 16.1 22.4 18.6 606.9 23.7 3.6 TEMPERATURA MÁXIMA PROMEDIO AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1971 31.7 32.5 37 35.1 37.9 37.3 34.2 33.1 33.2 33 33.2 30.9 34.1 12 1972 30 32.3 35.5 37.6 38.2 35.5 35.5 33.9 34 33.2 30.7 29.8 33.9 12 1973 28.1 29.4 30.6 34.8 37.1 36.6 36.5 33.8 32.9 33.8 34.4 32.1 33.3 12 1974 31.8 33.6 37.8 36.3 37.7 33.7 34.2 33.4 33.5 31.9 27.8 33.8 11 1975 29.3 31 34 36.6 37.7 37.1 33.3 34.1 7 1976 27.6 27.6 1 1977 38.2 34.1 34 33.2 33.4 33.5 34.4 6 1978 32 30.6 34.8 36.3 38 39.2 36.3 36.1 33.8 33.3 33.7 30.9 34.6 12 1979 29 30.9 30.9 34.5 33.8 31.8 5 1980 36 30.6 30.9 32.5 3 1981 27.8 32.3 32.7 35.8 38.1 34.8 34 34.6 33.4 32.3 33.5 32 33.4 12 1982 31.5 33.1 35.1 38.3 37.6 38.7 35.7 35.7 35.6 34.1 32.8 27.1 34.6 12 1983 28 28.9 30 33.8 38.6 38.8 36.5 34.7 34.2 32 31.1 33.3 11 1984 29 31.3 34.8 35.5 37.9 32.5 28.7 32.8 7 1985 29.5 34.2 35.2 36 33.5 33.8 33.1 33.4 32.6 31.9 33.3 10 1986 31.7 31.3 33.6 36.4 36.8 36.7 34.1 34.2 34.5 34.4 9 1987 37.6 39.4 37.9 35.3 35.5 36.9 34 28.8 35.7 8 1988 31.5 34.1 33.9 34.6 38.3 37.7 34.1 34.3 32.9 34.6 33.7 30.3 34.2 12 1989 31.7 33.8 33.5 38 38 37.4 35.4 32.1 33.5 35.3 31.1 28.2 34 12 1990 30.7 31.9 35.3 37.9 39 37.5 33.1 34.3 33.4 32.5 34.4 31.3 34.3 12 1991 30.4 32.5 34.8 37.8 38.1 38.3 33.3 34.7 33.1 34.2 30.6 27 33.7 12 1992 24.3 28.9 31.1 35 38.2 38.5 32.9 33.3 33.3 33.7 32 29.4 32.5 12 1993 29.9 32.1 33.4 36.4 36.4 37 34.4 32.1 31.6 33 30.2 30.8 33.1 12 1998 34.1 33.7 32.5 33.4 3 1999 32.7 34.6 35.8 29.9 37.9 37.9 34 33.5 34.7 35.3 35 31.2 34.4 12 2001 30.5 34 30.1 31.5 3 MÍNIMA 24.3 28.9 30 29.9 36.3 34.8 32.9 32.1 31.6 32.3 30.2 27 27.6 1 MÁXIMA 32.7 34.6 37 38.3 39 39.4 37.9 36.1 35.6 36.9 35 33.5 35.7 12 MEDIA 30.1 31.8 33.6 35.9 37.8 37.5 34.7 34.1 33.7 33.9 32.7 30.2 33.4 9.2 DESV.ST 2 1.7 2 1.9 0.7 1.2 1.4 1 0.9 1.1 1.4 1.9 1.5 3.6 TEMPERATURA MÁXIMA EXTREMA AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1971 39.5 37 40 38.5 41 41 37.5 39.5 37.5 35.5 37 37.5 38.5 12 1972 34 37 38 41.5 41.5 41 41 37 36 36.5 33.5 35 37.7 12 1973 32.5 34 35.5 38.5 40 40 40.5 39 36.5 36.5 38 35.5 37.2 12 1974 35.5 37 41 39 39.5 37 36.5 37.5 36.5 36 34.5 37.3 11 1975 35 35.5 38 40 39.5 40 37 37.9 7 1976 31.5 31.5 1 1977 39.5 37.5 38 35.5 36 35 36.9 6 1978 35 35.5 40.5 39.5 41 42 40 38.5 40 36.5 38 36.5 38.6 12 1979 35 35.5 36 37 38 36.3 5 1980 39 33.5 36 36.2 3 1981 32 36.5 36 41.5 42 39 36.5 38.5 36.5 36 36 36.5 37.2 12 1982 37 36.5 41 42 41 40.5 39.5 38.5 39.5 36.5 38.5 33.5 38.7 12 1983 33 32 36 39 44 41.5 41 38 39.5 35.5 34 37.6 11 1984 34 35 38 38 41 37 35.5 36.9 7 1985 35.5 37 39 39 37 37 36 36.5 36.5 34 36.8 10 1986 36 36 37.5 40 40.5 39.5 38 38 37 38.1 9 1987 42.5 41 41 39 40 40 37.5 35 39.5 8 1988 37 39 39 40 41 41 39 39 36 36.5 37 36 38.4 12 1989 35.5 38 38 40.5 41 40 39 34.5 35.5 38 37 32 37.4 12 1990 35.5 37 39 42 42 41 36.5 37 35 35.5 38 35 37.8 12 1991 35 35.5 38.5 42.5 42 40.5 36.5 38.5 37 38.5 35 32 37.6 12 1992 30 34 35.5 39 40 40.5 38 36.5 36.5 36.5 35 36 36.5 12 1993 34.5 36.5 37 40 40 39.5 38.5 35.5 34.5 37 33 34.5 36.7 12 1998 37 36 35 36 3 1999 37 38 38 37 40 41 38 36 39 39 39 35 38.1 12 2001 35.2 36.9 36.1 36.1 3 MÍNIMA 30 32 35.5 37 39 39 36.5 34.5 34.5 35.5 33 31.5 31.5 1 MÁXIMA 39.5 39 41 42.5 44 42 41 39.5 40 40 39 37.5 39.5 12 MEDIA 34.9 36.1 37.7 39.9 41 40.4 38.5 37.6 37.2 36.9 36.4 34.8 37.2 9.2 DESV.ST 2.1 1.6 1.6 1.5 1.2 0.8 1.6 1.4 1.6 1.2 1.7 1.5 1.5 3.6 TEMPERATURA MÍNIMA PROMEDIO AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1971 11.6 9.8 12.4 14.9 18.5 22.5 22.6 22.2 22.7 20.7 17.1 14.5 17.5 12 1972 13.7 11.7 13.8 15.5 19.1 23.9 23.4 22.6 22.6 21 18 15.3 18.4 12 1973 12.7 14 13.5 13.9 19.1 22.3 23.4 23 23 20.7 16.1 11.8 17.8 12 1974 11.6 10 15.2 19 23.5 22.6 22.5 22.3 20.3 17.2 13.3 18 11 1975 12.7 12.2 13.5 14.5 16.7 22.2 22.5 16.3 7 1976 16.2 16.2 1 1977 22.9 23.1 23.8 20.8 16.6 12.7 20 6 1978 12.5 11.8 14.8 15.8 18 22.7 21.4 19.4 18.9 16.4 12.3 14.2 16.5 12 1979 11.5 12.6 14.8 23.4 13.3 15.1 5 1980 14.8 16.9 14.8 15.5 3 1981 14 14.8 13.6 17.4 19.3 21.7 23 23.2 22.9 21.2 17 14.7 18.6 12 1982 13.2 12.6 14.2 17.4 19.4 24.2 23.4 22.7 22.9 21.4 15.8 13.8 18.4 12 1983 13.2 12.1 13.9 14.4 18.7 24.1 24 22.9 23.4 16.8 14 18 11 1984 14.8 12.5 13.6 15.3 19.6 16 15.8 15.4 7 1985 13 15.4 16.2 23.1 22.9 23.3 22.1 21.2 16.8 14 18.8 10 1986 13.1 13.8 12.4 18 19.7 22.9 23 22.8 22.8 18.7 9 1987 17.8 23 24.6 23.7 23.8 21.1 16.2 14.8 20.6 8 1988 11.5 12.9 13.6 16 17.7 22.9 23.1 23.2 23.4 21 16.5 13.9 18 12 1989 11 13.5 13.4 16.7 18.1 23.1 23.5 23.2 22.5 20.7 16.6 14.7 18.1 12 1990 13.8 12.6 13.6 16 20.6 24.2 22.7 22.7 22.4 21.6 17.8 15.2 18.6 12 1991 12.3 13.7 13.1 14.9 17.6 22.3 22.8 23.3 22.5 20.7 16.9 15.3 18 12 1992 14.7 13.3 15.8 17.3 20.3 24.8 23.8 23.5 23.7 22.4 17.6 16.6 19.5 12 1993 14.8 13.5 14.3 15.4 19.4 23.5 24.6 24.2 23.4 22.4 18.6 16.4 19.2 12 1998 22.7 17.5 13 17.7 3 1999 9.2 11.4 11.9 14 17.1 22.3 22.3 22.4 22.8 21 16.3 11.5 16.9 12 2001 12.5 12.7 12 12.4 3 MÍNIMA 9.2 9.8 11.9 13.9 16.7 21.7 21.4 19.4 18.9 16.4 12.3 11.5 12.4 1 MÁXIMA 14.8 14.8 15.8 18 20.6 24.8 24.6 24.2 23.8 22.7 18.6 16.6 20.6 12 MEDIA 12.7 12.6 13.7 15.7 18.7 23.1 23.1 22.8 22.8 21 16.5 14.4 17.6 9.2 DESV.ST 1.4 1.2 1 1.2 1.1 0.8 0.8 1 1 1.3 1.4 1.4 1.7 3.6 TEMPERATURA MÍNIMA EXTREMA AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1971 7.5 6 7 12 16 18 21 21 21 17 12 9 14 12 1972 10.5 8 9 1 15 21.5 20.5 20.5 20 15.5 15.5 11.5 14 12 1973 6 10 11 8.5 16 19 21.5 22 20.5 17 10 8 14.1 12 1974 5.5 7 11 15 18 21 21 19.5 17 12 7 14 11 1975 10 8 9 11 12 16 20 12.3 7 1976 11 11 1 1977 18.5 21 21.5 5 12.5 9 14.6 6 1978 9 7.5 10 9.5 14 2.5 16.5 15 15.5 11.5 9 9 10.8 12 1979 6.5 8 12.5 18 6.5 10.3 5 1980 11 11.5 12.5 11.7 3 1981 11 11.5 10.5 12.5 15.5 16 21.5 21.5 20.5 18 13 12 15.3 12 1982 8.5 9.5 11.5 15 12 21 21 20.5 21 18 13 9 15 12 1983 7.5 8 11 10.5 15.5 21.5 22 22 21 13 11 14.8 11 1984 10.5 7.5 11 13 14 12 13 11.6 7 1985 9 12 13.5 19.5 21 21 20.5 18.5 14 9.5 15.8 10 1986 10.5 11 9 13.5 17 18 21 20 20 15.6 9 1987 14 19 22 21 21 17.5 12 9 16.9 8 1988 5 8 10.5 12 15 18 20.5 22 16 17 11.5 10.5 13.8 12 1989 7 9.5 10 13.5 13.5 19 21 21.5 17 17 11.5 10 14.2 12 1990 10 10 10 14 16 20.5 20.5 21 20 18.5 15 11 15.5 12 1991 8 9 9 11 13.5 19 21 22 19 16.5 12 1.5 13.5 12 1992 11.5 9 10 14 17.5 21.5 20 22 21.5 17 12 9.5 15.5 12 1993 10 11 9 11 14 18 23 22 21.5 17.5 15.5 14 15.5 12 1998 21 15 7 14.3 3 1999 5.5 9 8 11 12.5 13 20 20 20 18 11 8 13 12 2001 6.2 9.2 8.4 7.9 3 MÍNIMA 5 6 7 1 12 2.5 16.5 15 15.5 5 6.5 1.5 7.9 1 MÁXIMA 11.5 11.5 12.5 15 17.5 21.5 23 22 21.5 21 15.5 14 16.9 12 MEDIA 8.3 8.8 9.9 11.4 14.6 17.9 20.8 20.9 19.8 16.5 12.2 9.6 13.7 9.2 DESV.ST 2.1 1.4 1.4 3 1.6 4.2 1.3 1.6 1.8 3.4 2.1 2.6 2.1 3.6 TEMPERATURA MEDIA MENSUAL AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1971 21.6 21.1 24.7 25 28.2 29.9 28.4 27.6 28 26.9 25.2 22.7 25.8 12 1972 21.9 22 24.6 26.6 28.7 29.7 29.4 28.2 28.3 27.1 24.4 22.6 26.1 12 1973 20.4 21.7 22 24.3 28.1 29.5 30 28.4 28 27.2 25.2 22 25.6 12 1974 21.7 21.8 26.5 27.6 30.6 28.2 28.4 27.9 26.9 24.5 20.6 25.9 11 1975 21 21.6 23.8 25.6 27.2 29.6 27.9 25.2 7 1976 21.9 21.9 1 1977 30.6 28.6 28.9 27 25 23.1 27.2 6 1978 22.2 21.2 24.8 26 28 31 28.8 27.8 26.3 24.8 23 22.5 25.5 12 1979 20.2 21.8 22.9 29 23.5 23.5 5 1980 25.4 23.8 22.9 24 3 1981 20.9 23.5 23.2 26.6 28.7 28.2 28.5 28.9 28.1 26.8 25.2 23.4 26 12 1982 22.4 22.9 24.6 27.8 28.5 31.5 29.6 29.2 29.2 27.8 24.3 20.5 26.5 12 1983 20.6 20.5 22 24.1 28.6 31.4 30.2 28.8 28.8 24.4 22.6 25.6 11 1984 21.9 21.9 24.2 25.4 28.8 24.2 22.2 24.1 7 1985 21.2 24.8 25.7 29.6 28.2 28.5 27.6 27.3 24.7 23 26.1 10 1986 22.4 22.6 23 27.2 28.2 29.8 28.6 28.5 28.6 26.5 9 1987 27.7 31.2 31.2 29.5 29.6 29 25.1 21.8 28.1 8 1988 21.5 23.5 23.8 25.3 28 30.3 28.6 28.8 28.1 27.8 25.1 22.1 26.1 12 1989 21.4 23.6 23.4 27.4 28 30.2 29.4 27.6 28 28 23.9 21.4 26 12 1990 22.2 22.2 24.4 27 29.8 30.9 27.9 28.5 27.9 27 26.1 23.2 26.4 12 1991 21.4 23.1 24 26.3 27.9 30.3 28 29 27.8 27.5 23.8 21.1 25.9 12 1992 19.5 21.1 23.5 26.1 29.2 31.6 28.4 28.4 28.5 28 24.8 23 26 12 1993 22.4 22.8 23.9 25.9 27.9 30.2 29.5 28.1 27.5 27.7 24.4 23.6 26.2 12 1998 28.4 25.6 22.8 25.6 3 1999 21 23 23.8 22 27.5 30.1 28.1 28 28.8 28.1 25.6 21.4 25.6 12 2001 21.5 23.4 21 22 3 MÍNIMA 19.5 20.5 21 22 27.2 28.2 27.9 27.6 26.3 24.8 23 20.5 21.9 1 MÁXIMA 22.4 23.6 24.8 27.8 29.8 31.6 31.2 29.5 29.6 29 26.1 23.6 28.1 12 MEDIA 21.4 22.2 23.6 25.8 28.2 30.3 28.9 28.5 28.2 27.4 24.6 22.3 25.5 9.2 DESV.ST 0.8 0.9 1 1.3 0.6 0.8 0.9 0.5 0.7 0.9 0.8 0.9 1.4 3.6