"since_year","till_year","Totals","Graph"
"1110","1119","1",""
"1150","1159","1",""
"1180","1189","1",""
"1220","1229","1",""
"1470","1479","1",""
"1520","1529","3",""
"1530","1539","5","="
"1540","1549","6","="
"1550","1559","7","="
"1560","1569","12","="
"1570","1579","10","="
"1580","1589","15","=="
"1590","1599","17","=="
"1600","1609","25","==="
"1610","1619","20","=="
"1620","1629","23","=="
"1630","1639","41","===="
"1640","1649","36","===="
"1650","1659","52","====="
"1660","1669","62","======"
"1670","1679","75","========"
"1680","1689","122","============"
"1690","1699","118","============"
"1700","1709","123","============"
"1710","1719","128","============="
"1720","1729","154","==============="
"1730","1739","145","==============="
"1740","1749","167","================="
"1750","1759","183","=================="
"1760","1769","179","=================="
"1770","1779","179","=================="
"1780","1789","158","================"
"1790","1799","162","================"
"1800","1809","141","=============="
"1810","1819","92","========="
"1820","1829","100","=========="
"1830","1839","101","=========="
"1840","1849","103","=========="
"1850","1859","77","========"
"1860","1869","74","======="
"1870","1879","70","======="
"1880","1889","95","=========="
"1890","1899","67","======="
"1900","1909","73","======="
"1910","1919","71","======="
"1920","1929","55","======"
"1930","1939","66","======="
"1940","1949","46","====="
"1950","1959","40","===="
"1960","1969","33","==="
"1970","1979","16","=="
"1980","1989","14","="
"1990","1999","12","="
"2000","2009","4",""
"2010","2019","1",""