COMISIÓN NACIONAL DEL AGUA COORDINACIÓN GENERAL DEL SERVICIO METEOROLÓGICO NACIONAL BASE DE DATOS CLIMATOLÓGICA NACIONAL ESTADÍSTICA MENSUAL EMISIÓN : 16/08/2024 DATOS DISPONIBLES EN LA BASE DE DATOS A: AGOSTO DE 2024; CON LA INFORMACIÓN SUMINISTRADA POR LAS UNIDADES ADMINISTRATIVAS ESTACIÓN : 32012 NOMBRE : CHALCHIHUITES (DGE) ESTADO : ZACATECAS MUNICIPIO : CHALCHIHUITES SITUACIÓN : SUSPENDIDA CVE-OMM : LATITUD : 23.47722222 ° LONGITUD : -103.8875 ° ALTITUD : 2260 msnm LLUVIA MÁXIMA 24 H. AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1963 15.2 61 6 23 105.2 26.3 4 1964 5.1 0 1.1 0 14.7 14.7 30.5 27 53.7 30 8 3 187.8 15.7 12 1965 14.5 3 0 6.5 2 26.5 24 25 33 1.5 2.5 20.5 159 13.2 12 1966 9 15 0 10 10 14 43.5 55.5 15.5 21 4.3 6.5 204.3 17 12 1967 24 9.4 3.1 0 20 35 28 23 13.2 9.5 3 3 171.2 14.3 12 1968 5.5 0 43.5 10 1.5 15.5 59 39 33.5 15.5 7 10.5 240.5 20 12 1969 0 12 0 0 1.8 34.5 17.8 15.5 19 7.5 15.5 12 135.6 11.3 12 1970 9.5 15.5 0 0 0 26 22 28.5 58 9 12 0 180.5 15 12 1971 4 0 0 0 10 26 27 23.5 54.5 25.5 0 0 170.5 14.2 12 1972 3.5 0 0 0 7.5 18 14.5 12 44 8.5 31.8 4 143.8 12 12 1973 19 7 0 0 12.5 26 52.5 0 0 117 13 9 1974 0 0 6.5 1 9 15 27.5 35.5 12.5 0 0 107 9.7 11 1975 8 0 0 0 0 18.5 44 28.5 11 12.5 0 6 128.5 10.7 12 1976 4 0 0 0 0 18.5 30 8 21 6.5 17 7 112 9.3 12 1977 5 0 0 0 0 17.5 31 23 40 0 0 116.5 10.6 11 1978 0 8 2.5 0 3.5 19 20.5 33 44 35 0 0 165.5 13.8 12 1979 2 0 0 0 4.5 19 18 23.5 8.5 0 8 24 107.5 9 12 1980 6.5 7 0 7 0 0 30 24 12 22 0 0 108.5 9 12 1981 4.5 0 4 0 15 73.5 20 54 46 0 0 0 217 18.1 12 1982 0 0 0 0 0 23.5 20 24 0 0 2.5 1 71 5.9 12 1983 0 0 0 0 0 7.5 12 23 15 8.5 15.5 8 89.5 7.5 12 1984 7.5 0 0 0 0 15 15.5 20 13.5 8 1.5 2 83 6.9 12 1985 0 0 0 0 2 1987 33 0 0 18 12 25 26 16 0 24 154 15.4 10 1988 5 0 1 0 1 22 29 4.8 6 MÍNIMA 0 0 0 0 0 0 12 8 0 0 0 0 0 0 2 MÁXIMA 24 33 43.5 10 20 73.5 59 55.5 61 35 31.8 24 240.5 26.3 12 MEDIA 5.9 4.6 2.7 1.5 5.7 21.6 26.7 27.4 29.4 12.3 5.9 6.7 132.2 12.1 10.8 DESV.ST 6.2 8 9.1 3.3 6.6 13.8 11.2 12.7 18.4 10.2 8 8.4 55.7 5.4 2.7 LLUVIA TOTAL MENSUAL AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1963 105.2 186.6 7.8 34.2 333.8 83.4 4 1964 7.1 0 1.1 0 56.7 56.7 123.5 123.4 252.7 63.8 8 6.1 699.1 58.3 12 1965 14.5 3.3 0 11 2 41 112.2 102.3 91.7 3 3 49 433 36.1 12 1966 17.5 16.5 0 12 29.5 61 190.1 323.2 42.8 47 4.3 7.3 751.2 62.6 12 1967 57 9.4 5.4 0 49.7 109.8 152.5 164.4 64.7 23.2 3 3 642.1 53.5 12 1968 11 0 90.7 20.5 1.5 42.3 246.8 189.2 146.9 20 9 29.5 807.4 67.3 12 1969 0 16.2 0 0 2.3 64.2 119.9 34.2 90.4 29.2 15.5 34 405.9 33.8 12 1970 9.5 40.5 0 0 0 67.7 90 132.5 231.7 9 12 0 592.9 49.4 12 1971 4.5 0 0 0 19.3 169.9 92.5 152.7 174.3 89.3 0 0 702.5 58.5 12 1972 5 0 0 0 19.5 62.6 70.8 45.1 132.1 24.1 45.3 4 408.5 34 12 1973 30.5 8 0 0 15.5 106 296.6 0 0 456.6 50.7 9 1974 0 0 10 1 13.2 41.2 168.8 103 19 0 0 356.2 32.4 11 1975 22 0 0 0 0 48 168 225.3 40.2 13 0 10 526.5 43.9 12 1976 5.5 0 0 0 0 26 248.2 25.5 80.5 10 71 23.5 490.2 40.9 12 1977 6 0 0 0 0 88.3 167.7 123.5 104.5 0 0 490 44.5 11 1978 0 8 2.51 0 5 43.5 119 112 205.5 35 0 0 530.51 44.2 12 1979 2 0 0 0 4.5 38 66.5 92.5 23 0 12 26 264.5 22 12 1980 8.5 7 0 7 0 0 95.5 44 12 28 0 0 202 16.8 12 1981 4.5 0 9.5 0 23 131.5 39.5 240.5 46 0 0 0 494.5 41.2 12 1982 0 0 0 0 0 34.5 100.5 67.5 0 0 2.5 1 206 17.2 12 1983 0 0 0 0 0 8.5 61.5 121.5 51.5 64.5 35 12.5 355 29.6 12 1984 17 0 0 0 0 121.5 124 151.5 27.5 20.5 2.5 5.5 470 39.2 12 1985 0 0 0 0 2 1987 43 0 0 23 20 122 125.6 66 0 36 435.6 43.6 10 1988 5 0 1 0 1 68 75 12.5 6 MÍNIMA 0 0 0 0 0 0 39.5 25.5 0 0 0 0 0 0 2 MÁXIMA 57 43 90.7 20.5 56.7 169.9 248.2 323.2 252.7 89.3 71 49 807.4 83.4 12 MEDIA 9.9 6.3 5.2 2.2 11.6 63.1 127.6 136.3 98.8 26.2 10 12.2 445.2 40.6 10.8 DESV.ST 13 12 18.9 5.3 16.2 41.5 55.7 79.6 73 24.6 17.6 15.2 199.3 18.5 2.7 EVAPORACIÓN MENSUAL AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1964 56.7 56.7 56.7 1 1966 63.2 115.4 178.6 89.3 2 1967 109 129.6 185.3 195.5 172.8 178.4 116.9 116.4 88.7 108.7 103.74 103.7 1608.74 134.1 12 1968 100.7 165.4 169.1 203 190.5 140.4 133.8 79.2 100.1 98.2 104.2 1484.6 135 11 1969 120.4 126.2 154.4 192.5 240.5 229.9 121.3 130.3 102.5 99 96.1 121.2 1734.3 144.5 12 1970 120.2 98.6 233.8 255 243.5 153.2 132 128.8 98.3 137.8 95.3 123.4 1819.9 151.7 12 1971 115 141.5 186 189.5 206.3 133.8 152 96.3 104.3 83.4 106.2 102 1616.3 134.7 12 1972 90 132.2 160.9 190 220.5 167.1 135.8 126.7 92.8 128.6 109.8 107.4 1661.8 138.5 12 1973 106.4 99.8 205.6 211 145.1 113.2 94.1 104 110.4 1189.6 132.2 9 1974 114.1 134.5 181.4 131.4 153.2 166.7 142.9 101.2 139.2 139.7 130 1534.3 139.5 11 1975 126.9 146.8 216.1 161.9 166.5 123.2 114.6 108.5 104.2 105.5 120.1 115 1609.3 134.1 12 1976 123.4 126.8 179.4 181.3 184.4 159.5 92.8 150.3 140.3 161.7 141.6 151.3 1792.8 149.4 12 1977 159 132.4 159 152.4 177.6 138.5 126.7 139 101 142.8 174.4 1602.8 145.7 11 1978 158.5 125.3 155.4 203.6 225.5 156.2 137.8 127.1 123.7 167.4 177.7 188.8 1947 162.2 12 1979 182 146 162.3 148.9 181.9 169.5 127.2 139.5 179.7 155.4 126.8 138.4 1857.6 154.8 12 1980 175.7 162.5 201 200.8 222.2 203.8 172.8 163.6 196.4 205.8 191.5 189.2 2285.3 190.4 12 1981 179.7 182.8 188.4 197.1 253.7 185.4 130.2 79.7 172.2 187.1 175.4 138.2 2069.9 172.5 12 1982 131.4 157 164 205 221.2 186.4 123.2 147 189.4 239.7 233.6 273.3 2271.2 189.3 12 1983 263.9 243.7 256.78 231.3 256.6 211.2 120.5 102.6 136.2 129.6 103 132 2187.38 182.3 12 1984 104.8 134.7 173.8 209.2 241.2 114.7 88.7 79.5 122 114.1 124.5 56.3 1563.5 130.3 12 MÍNIMA 90 98.6 154.4 131.4 145.1 56.7 88.7 79.5 79.2 83.4 63.2 56.3 56.7 56.7 1 MÁXIMA 263.9 243.7 256.78 255 256.6 229.9 172.8 163.6 196.4 239.7 233.6 273.3 2285.3 190.4 12 MEDIA 137.8 142.4 184.9 190.3 206.4 159.9 128 121.4 125.4 141.4 129.1 135.5 1603.6 143.4 10.7 DESV.ST 42.4 33.1 28.5 29.9 35 40.6 19.9 24.6 37.5 42.8 41 46.3 579 31.1 3.2 TEMPERATURA MÁXIMA PROMEDIO AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1963 26.1 23.6 22.8 17.9 22.6 4 1964 17 20.5 24.4 29.1 29.1 29.1 26.6 26 24.9 19.7 23.2 20.2 24.1 12 1965 20.3 19.8 25.4 27.1 30.8 31.2 26.8 25.6 27 23.1 25.3 19.5 25.2 12 1966 15.6 18.9 24.2 25.1 30.4 29.3 27.9 25.9 26.1 23.5 23.3 19.1 24.1 12 1967 18.4 22.8 26.3 30.9 29.6 29.2 26.4 25.3 24.4 23 24.3 24.3 25.4 12 1968 21.1 21.8 27.3 31.2 29.9 25.6 26.3 24.4 25.9 23.6 17.1 24.9 11 1969 19.5 21.5 22.3 28.3 30.4 32.7 28 28 25.2 25.3 23.7 19.5 25.4 12 1970 19.1 21 27.1 29.3 30.5 28.5 27 27.2 25 28.7 26 25.2 26.2 12 1971 23.6 24.2 27.6 27.2 29.8 27.6 28.2 25 26.5 24.4 25.2 23.1 26 12 1972 20.9 22.4 26.8 29.8 29.9 28.3 26.4 25.4 25.4 25.6 24.2 21.6 25.6 12 1973 18.6 20 27.1 27.8 29.2 28.1 23.5 25.7 24.3 24.9 9 1974 23.5 23.8 25.9 28.4 31.9 29.7 29.1 28.1 27.7 26 21.6 26.9 11 1975 24 22.5 27.3 28.4 31.7 28.5 25.7 25.4 25.3 26.5 23.8 23.4 26 12 1976 23 23.2 26.5 27.9 30.1 29.2 24.3 28.1 27.8 27.7 23.6 18 25.8 12 1977 21.8 22.3 27.6 26.6 29.5 27.2 26.4 27.7 27 24.2 18 25.3 11 1978 21.2 19.2 21.3 25.9 30.8 29.9 29 28.5 23.7 23.7 24.5 17.5 24.6 12 1979 18.8 18 16.9 17.7 25.2 29.4 29 25.5 27.9 26.1 21.7 20 23 12 1980 19.1 18 19.4 17.8 21.1 22.1 25.4 28 24.6 18.7 13.7 15.5 20.3 12 1981 10.4 20.3 23 25.7 29 28.5 26.8 25.4 25.1 24.4 23.4 22 23.7 12 1982 20 19.4 27.9 26.3 21.6 22.1 25 27.8 26.4 25.8 23.4 18.7 23.7 12 1983 21.9 22.3 27 28.2 29.6 29.2 25.8 25.1 27.1 24.2 22.9 18.8 25.2 12 1984 18.1 18.5 26.1 28 31 26.7 26.9 27 27.8 25.2 23.7 18 24.8 12 1985 16.3 21.2 18.8 2 1987 21 22.4 29.3 30.4 28.9 26.5 22.5 21.1 23.7 22.4 24.8 10 1988 20.6 20.8 22.5 25.4 26.8 27.3 23.9 6 MÍNIMA 10.4 18 16.9 17.7 21.1 22.1 24.3 22.5 21.1 18.7 13.7 15.5 18.8 2 MÁXIMA 24 24.2 27.9 30.9 31.9 32.7 29.1 28.5 28.1 28.7 26 25.2 26.9 12 MEDIA 19.7 20.9 24.6 26.8 29.1 28.4 26.8 26.1 25.7 24.7 23.6 20.2 24.4 10.7 DESV.ST 3 1.8 3 3.2 2.9 2.4 1.3 1.5 1.7 2.5 2.4 2.6 1.8 2.7 TEMPERATURA MÁXIMA EXTREMA AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1963 31.5 28 26.5 24 27.5 4 1964 25 27.5 30 32 34 34 32 28.5 28 25 27.5 25.5 29.1 12 1965 26 25 28 30 35 35.5 29.5 28 37 28 28 27 29.8 12 1966 25 24 28 32 35 36 31 29 32 28 28 25 29.4 12 1967 28 27 31.5 33.5 36 32.5 30 30 27 28 27 27 29.8 12 1968 28 28 32 34 34 29 31 28 30 27 24 29.5 11 1969 26 27 27.5 31 34.5 36 31 31 29 28.5 27 25.5 29.5 12 1970 25 26 36 34 33 34 32.5 31 29 32 30 29 31 12 1971 29 30 30 32 33 34.5 31.5 29.5 29 29 29 27 30.3 12 1972 28 27 30 33.5 32.5 32.5 30 30.5 29 28 28 29 29.8 12 1973 23 28 30 32 32 30 28 28 29 28.9 9 1974 29 25.5 29 31 35 33 32 32.5 30 28 28 30.3 11 1975 28 25.5 30 31 35 33.5 29.5 28 30 29 27.5 29 29.7 12 1976 28 28 28.5 29 32 32.5 30 31.5 30.5 30.5 26 21.5 29 12 1977 24 28 29 28.5 31.5 30.5 32.8 30.5 31 27 22 28.6 11 1978 27.5 24 23 31 34 34 31 30.5 25 28 28 20 28 12 1979 22 20.5 18.5 19 32.5 33.5 31 29 29.5 29.5 25 22 26 12 1980 20.5 19 20 20.5 22 23.5 28.5 29.5 27.5 23 17.5 17.5 22.4 12 1981 14 21.5 25 26.5 31 35 29 30 26.5 26 24 24 26 12 1982 22 25 30 29 25 24.5 27 29 29 28 26 22 26.4 12 1983 24 28 29 31.5 31.5 33 30.5 29 31 28 26 24 28.8 12 1984 23 23 29.5 31 34 28.5 31.5 31.5 30.5 27 27.5 21.5 28.2 12 1985 19 30.5 24.8 2 1987 24 25 35 34 32 31 26 28 28 25 28.8 10 1988 24 26 26 29 29 32 27.7 6 MÍNIMA 14 19 18.5 19 22 23.5 27 26 25 23 17.5 17.5 22.4 2 MÁXIMA 29 30.5 36 35 36 36 32.8 31.5 37 32 30 29 31 12 MEDIA 24.7 25.7 27.9 30.2 32.4 32.4 30.5 29.7 29.4 28.2 26.8 24.7 28.4 10.7 DESV.ST 3.6 2.8 3.7 3.8 3.3 3.2 1.4 1.4 2.5 2 2.4 3.2 2 2.7 TEMPERATURA MÍNIMA PROMEDIO AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1963 12.7 12.1 7.1 3.6 8.9 4 1964 3.2 5 8.2 11.7 13 13.1 13 12.4 12.3 9.2 7 4.6 9.4 12 1965 3.2 3.5 7.4 10.7 13.1 13.9 12.7 12.5 12.7 7.3 8.5 5.2 9.2 12 1966 3.4 3.1 5.8 8.1 12.4 13.7 12.4 12.7 11.9 9.5 6.4 3.5 8.6 12 1967 2.9 5 8.6 12.1 13.1 14 12.9 13.2 11.6 9.3 7.8 7.8 9.9 12 1968 4.8 4.6 10.3 12.5 12.6 12 12.3 11.8 10.5 7.5 6 9.5 11 1969 4.9 6.1 5.3 10.2 11.8 14.5 13.4 13.9 12.2 10.5 8.5 5.3 9.7 12 1970 3.4 5.9 7.3 10.7 11.1 13.1 12.6 12.6 12.1 9.6 7 7 9.4 12 1971 6.6 6 7.1 9.1 12.7 13.1 12.4 11.9 11.6 10.3 8.1 6.7 9.6 12 1972 5.8 3.8 7.9 12.1 12.1 12.8 12.4 11.3 11.6 10.2 9 5.6 9.6 12 1973 3.9 4.6 8 10.1 10.3 9.1 12.2 8.9 7.1 8.2 9 1974 6.9 5.9 6.6 9.9 13.4 12.1 12.1 12.8 10.4 9.1 5 9.5 11 1975 9.4 5.4 7.9 9.6 12.9 12.6 12.7 12 10.5 8.6 8.4 6.9 9.7 12 1976 6.4 4.4 7.8 7.9 9.6 10.3 11.9 10.3 9.9 8.5 7.1 3.8 8.2 12 1977 5.4 7.2 8.4 7.3 12 11.9 11.1 11.7 11.3 6.9 3.7 8.8 11 1978 5.3 3.8 5.9 9.4 11.2 13.1 12.9 13.2 12.5 11.8 10.6 3.3 9.4 12 1979 4.4 5.3 5.2 5.6 9.3 12.8 12.5 12.1 10.4 9.8 5.5 4.7 8.1 12 1980 5 4.3 4.8 3.6 6 6.3 9.5 11.7 11.2 6.5 5.5 4.5 6.6 12 1981 3.1 4.8 5.5 5.8 8.8 12 13.4 12.6 10.3 9.9 6.6 4.4 8.1 12 1982 3.5 4.6 6.8 7 6 6.3 7.2 10 9.3 9.3 7.4 5.4 6.9 12 1983 4.8 7.1 7.7 9.5 11.9 12.7 12.3 12.1 11.2 11.3 6.3 4.2 9.3 12 1984 4.5 2.7 7.2 8.3 10.5 8.8 9.7 10.6 9.7 9.6 7.4 4.2 7.8 12 1985 2 5.8 3.9 2 1987 4.1 4 8.1 8.4 10 11.6 10.6 9 5.2 4.1 7.5 10 1988 3.6 3.1 3.9 6.6 8 9.3 5.8 6 MÍNIMA 2 2.7 3.9 3.6 6 6.3 7.2 10 9 6.5 5.2 3.3 3.9 2 MÁXIMA 9.4 7.2 8.6 12.1 13.4 14.5 13.4 13.9 12.8 11.8 10.6 7.8 9.9 12 MEDIA 4.6 4.8 6.6 8.9 10.9 11.7 11.9 12 11.3 9.6 7.5 5.1 8.5 10.7 DESV.ST 1.7 1.2 1.5 2.2 2.2 2.3 1.5 1 1.1 1.3 1.3 1.3 1.4 2.7 TEMPERATURA MÍNIMA EXTREMA AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1963 10.5 9 2.5 -8 3.5 4 1964 -7 -1 3 7 10 10 11 11 11 4 4 -1 5.2 12 1965 -2 -5 3 9 9 12.5 11.5 11 11 3 6 -1 5.7 12 1966 -3 1 0 2 6 8 7 10 10 3 1 -2 3.6 12 1967 -6 -2.5 4 9 11 11.5 11 12 9.5 3 4 4 5.9 12 1968 1 -4 7 9 11 10 5 11 8 2 2.5 5.7 11 1969 2 1 -3 6 8 11 11 12 8.5 6 6 2 5.9 12 1970 -3 2 3 6 1 11 10 11 8 3.5 -4 3.5 4.3 12 1971 3 0 -3 2 6 11 10 10 10 7 5.5 -1 5 12 1972 1 1 3 10 9.5 9 9 9.5 9 8 4 1 6.2 12 1973 -6 0 4 8 7 7 9 6.5 -2 3.7 9 1974 0 3 3 8 8 10 10.5 11 8 7 -2 6 11 1975 2 -1.5 4 6 10.5 11 11 10 6 6 7 -4 5.7 12 1976 -2 -4 4 5.5 8.5 8.5 9.5 9.5 9 7 6 -2 5 12 1977 2 6 8 6 8 9 1 10.5 10 5 -2 5.8 11 1978 -1 -2 5 7 5 10.5 11.5 12 11 8.5 7.5 -2 6.1 12 1979 0 -1 4.5 4.5 6 10 10.5 11 9 7 -2 -2 4.8 12 1980 3.5 3 3 -1.5 5.5 5.5 6 10 8 4.5 4.5 3 4.6 12 1981 -4 4 4.5 5 5 9 11 11 8 8 5 -2 5.4 12 1982 -2 3 4 5.5 5 5.5 6 8.5 8.5 5.5 6 3 4.9 12 1983 -2 5.5 6.5 7 10 9 10 10 9.5 8 -1 2 6.2 12 1984 -2 -3.5 -2 6 8 6 4.5 9.5 7 6 6 -1 3.7 12 1985 -6 1 -2.5 2 1987 2 2 6 6 4 8 8 6 3 2 4.7 10 1988 1 2 1 6 6 2 3 6 MÍNIMA -7 -5 -4 -1.5 1 2 1 5 6 3 -4 -8 -2.5 2 MÁXIMA 3.5 6 8 10 11 12.5 11.5 12 11 8.5 7.5 4 6.2 12 MEDIA -1.3 0.6 2.5 6 7.3 8.8 9 10 9.1 6 4 -0.4 4.7 10.7 DESV.ST 3.1 2.9 3.1 2.5 2.3 2.7 2.7 1.6 1.5 2 3 2.8 1.8 2.7 TEMPERATURA MEDIA MENSUAL AÑO ENE FEB MAR ABR MAY JUN JUL AGO SEP OCT NOV DIC ACUM PROM MESES 1963 19.4 17.9 14.9 10.8 15.8 4 1964 10.1 12.8 16.3 20.4 21 21.1 19.8 19.2 18.6 14.4 15.1 12.4 16.8 12 1965 11.8 11.7 16.4 18.9 22 22.6 19.8 19 19.9 15.2 16.9 12.3 17.2 12 1966 9.5 11 15 16.6 21.4 21.5 20.1 19.3 19 16.5 14.9 11.3 16.3 12 1967 10.6 13.9 17.4 21.5 21.4 21.6 19.6 19.2 18 16.1 16 16 17.6 12 1968 13 13.2 18.8 21.9 21.2 18.8 19.3 18.1 18.2 15.6 11.6 17.2 11 1969 12.2 13.8 13.8 19.2 21.1 23.6 20.7 21 18.7 17.9 16.1 12.4 17.5 12 1970 11.2 13.4 17.2 20 20.8 20.8 19.8 19.9 18.6 19.1 16.5 16.1 17.8 12 1971 15.1 15.1 17.4 18.1 21.2 20.4 20.3 18.4 19 17.4 16.6 14.9 17.8 12 1972 13.3 13.1 17.4 21 21 20.6 19.4 18.4 18.5 17.9 16.6 13.6 17.6 12 1973 11.2 12.3 17.6 19 19.8 18.6 17.9 17.3 15.7 16.6 9 1974 15.2 14.9 16.2 19.1 22.6 20.9 20.6 20.5 19 17.6 13.3 18.2 11 1975 16.7 13.9 17.6 19 22.3 20.6 19.2 18.7 17.9 17.6 16.1 15.1 17.9 12 1976 14.7 13.8 17.1 17.9 19.9 19.8 18.1 19.2 18.9 18.1 15.4 10.9 17 12 1977 13.6 14.8 18 17 20.8 19.6 18.8 19.7 19.1 15.6 10.8 17.1 11 1978 13.2 11.5 13.6 17.6 21 21.5 21 20.9 18.1 17.8 17.6 10.4 17 12 1979 11.6 11.7 11 11.6 17.2 21.1 20.8 18.8 19.1 18 13.6 12.3 15.6 12 1980 12.1 11.2 12.1 10.7 13.6 14.2 17.4 19.9 17.9 12.6 9.6 10 13.4 12 1981 6.8 12.6 14.2 15.8 18.9 20.2 20.1 19 17.7 17.1 15 13.2 15.9 12 1982 11.8 12 17.3 16.6 13.8 14.2 16.1 18.9 17.9 17.6 15.4 12.1 15.3 12 1983 13.3 14.7 17.4 18.9 20.8 21 19 18.6 19.1 17.8 14.6 11.5 17.2 12 1984 11.3 10.6 16.7 18.1 20.8 17.8 18.3 18.8 18.8 17.4 15.6 11.1 16.3 12 1985 9.2 13.5 11.3 2 1987 12.6 13.2 18.7 19.4 19.4 19 16.6 15.1 14.4 13.2 16.2 10 1988 12.1 12 13.2 16 17.4 18.3 14.8 6 MÍNIMA 6.8 10.6 11 10.7 13.6 14.2 16.1 16.6 15.1 12.6 9.6 10 11.3 2 MÁXIMA 16.7 15.1 18 21.5 22.6 23.6 21 21 20.5 19.1 17.6 16.1 18.2 12 MEDIA 12.2 12.9 15.6 17.8 20 20 19.4 19.1 18.5 17.1 15.5 12.7 16.5 10.7 DESV.ST 2.2 1.3 2.1 2.6 2.4 2.3 1.2 0.9 1 1.6 1.7 1.8 1.5 2.7