"siecle","till_year","total"
"1300","1349","2"
"1350","1399","1"
"1400","1449","6"
"1450","1499","7"
"1500","1549","3"
"1550","1599","10"
"1600","1649","36"
"1650","1699","291"
"1700","1749","1483"
"1750","1799","2353"
"1800","1849","3014"
"1850","1899","3316"
"1900","1949","3304"
"1950","1999","3656"
"2000","2049","1569"