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| DATA | ||||
| [Yearly population figures are extrapolated from the decennial census.] | ||||
| Year | # of Fires | City Population | F/P Ratio | |
| 1867 | 82 | 24877 | 3.29621739 | |
| 1868 | 68 | 27113 | 2.50802198 | |
| 1869 | 78 | 29349 | 2.65767147 | |
| 1870 | 78 | 31584 | 2.46960486 | |
| 1871 | 73 | 33439 | 2.18307964 | |
| 1872 | 83 | 35294 | 2.35167451 | |
| 1873 | 76 | 37149 | 2.0458155 | |
| 1874 | 91 | 39004 | 2.33309404 | |
| 1875 | 97 | 40859 | 2.37401796 | |
| 1876 | 104 | 42714 | 2.43479889 | |
| 1877 | 106 | 44569 | 2.37833472 | |
| 1878 | 98 | 46424 | 2.11097708 | |
| 1879 | 108 | 48279 | 2.23699745 | |
| 1880 | 144 | 50137 | 2.87213036 | |
| 1881 | 127 | 53267 | 2.38421537 | |
| 1882 | 132 | 56397 | 2.34055003 | |
| 1883 | 132 | 59527 | 2.21748114 | |
| 1884 | 199 | 62657 | 3.17602183 | |
| 1885 | 146 | 65787 | 2.21928345 | |
| 1886 | 163 | 68917 | 2.36516389 | |
| 1887 | 195 | 72047 | 2.70656655 | |
| 1888 | 165 | 75177 | 2.19482022 | |
| 1889 | 175 | 78307 | 2.23479382 | |
| 1890 | 186 | 81434 | 2.28405826 | |
| 1891 | 254 | 86473 | 2.93733304 | |
| 1892 | 269 | 91512 | 2.9395052 | |
| 1893 | 387 | 96551 | 4.00824435 | |
| 1894 | 354 | 101590 | 3.48459494 | |
| 1895 | 467 | 106629 | 4.37967157 | |
| 1896 | 373 | 111668 | 3.34025862 | |
| 1897 | 380 | 116707 | 3.25601721 | |
| 1898 | 423 | 121746 | 3.4744468 | |
| 1899 | 625 | 126785 | 4.92960524 | |
| 1900 | 487 | 131822 | 3.69437575 | |
| 1901 | 588 | 135490 | 4.33980368 | |
| 1902 | 548 | 139158 | 3.93796979 | |
| 1903 | 601 | 142826 | 4.20791733 | |
| 1904 | 640 | 146494 | 4.36877961 | |
| 1905 | 677 | 150162 | 4.50846419 | |
| 1906 | 759 | 153830 | 4.93401807 | |
| 1907 | 658 | 157498 | 4.17783083 | |
| 1908 | 874 | 161166 | 5.42298003 | |
| 1909 | 612 | 164834 | 3.71282624 | |
| 1910 | 794 | 168497 | 4.71225007 | |
| 1911 | 787 | 175964 | 4.47250574 | |
| 1912 | 964 | 183431 | 5.25538213 | |
| 1913 | 1054 | 190898 | 5.52127314 | |
| 1914 | 1129 | 198365 | 5.69152824 | |
| 1915 | 1067 | 205832 | 5.18383925 | |
| 1916 | 1345 | 213299 | 6.30570232 | |
| 1917 | 1300 | 220766 | 5.88858792 | |
| 1918 | 1401 | 228233 | 6.13846376 | |
| 1919 | 1304 | 235700 | 5.53245651 | |
| 1920 | 1339 | 243164 | 5.5065717 | |
| 1921 | 1185 | 247919 | 4.77978695 | |
| 1922 | 1515 | 252674 | 5.99586819 | |
| 1923 | 1704 | 257429 | 6.61930086 | |
| 1924 | 1740 | 262184 | 6.63656058 | |
| 1925 | 1800 | 266939 | 6.7431136 | |
| 1926 | 1983 | 271694 | 7.29865216 | |
| 1927 | 2132 | 276449 | 7.71209156 | |
| 1928 | 2235 | 281204 | 7.9479666 | |
| 1929 | 2582 | 285959 | 9.02926643 | |
| 1930 | 3009 | 290718 | 10.3502363 | |
| 1931 | 2383 | 289881 | 8.22061467 | |
| 1932 | 2423 | 289044 | 8.38280677 | |
| 1933 | 2655 | 288207 | 9.21212878 | |
| 1934 | 3071 | 287370 | 10.6865713 | |
| 1935 | 2670 | 286533 | 9.31829842 | |
| 1936 | 3300 | 285696 | 11.5507392 | |
| 1937 | 2795 | 284859 | 9.81187184 | |
| 1938 | 2741 | 284022 | 9.65066086 | |
| 1939 | 2569 | 283185 | 9.07180818 | |
| 1940 | 2484 | 282349 | 8.7976228 | |
| 1941 | 2646 | 284476 | 9.30131189 | |
| 1942 | 2209 | 286603 | 7.70752574 | |
| 1943 | 2585 | 288730 | 8.95300107 | |
| 1944 | 2850 | 290857 | 9.79862957 | |
| 1945 | 2813 | 292984 | 9.60120689 | |
| 1946 | 2977 | 295111 | 10.0877297 | |
| 1947 | 2724 | 297238 | 9.16437333 | |
| 1948 | 3077 | 299365 | 10.2784227 | |
| 1949 | 2896 | 301492 | 9.60556167 | |
| 1950 | 2595 | 303616 | 8.5469804 | |
| 1951 | 2801 | 305055 | 9.1819508 | |
| 1952 | 3408 | 306494 | 11.1193041 | |
| 1953 | 3070 | 307933 | 9.9697012 | |
| 1954 | 2402 | 309372 | 7.76411569 | |
| 1955 | 2542 | 310811 | 8.17860372 | |
| 1956 | 2442 | 312250 | 7.82065653 | |
| 1957 | 2519 | 313689 | 8.03024652 | |
| 1958 | 2650 | 315128 | 8.40928131 | |
| 1959 | 2748 | 316567 | 8.68062685 | |
| 1960 | 2867 | 318,003 | 9.01563822 | |
| 1961 | 2969 | 324,585 | 9.14706471 | |
| 1962 | 3576 | 331,167 | 10.7981774 | |
| 1963 | 4312 | 337,749 | 12.7668772 | |
| 1964 | 4680 | 344,331 | 13.5915732 | |
| 1965 | 5080 | 350,913 | 14.4765227 | |
| 1966 | 5376 | 357,495 | 15.0379726 | |
| 1967 | 5965 | 364,077 | 16.3838968 | |
| 1968 | 6351 | 370,659 | 17.1343472 | |
| 1969 | 6649 | 377,241 | 17.6253376 | |
| 1970 | 6492 | 383818 | 16.9142667 | |
| 1971 | 7316 | 380900 | 19.207141 | |
| 1972 | 7163 | 377982 | 18.9506379 | |
| 1973 | 7402 | 375064 | 19.7352985 | |
| 1974 | 8828 | 372146 | 23.7218726 | |
| 1975 | 9108 | 369228 | 24.667685 | |
| 1976 | 9146 | 366310 | 24.9679233 | |
