"since_year","till_year","Totals","Graph"
"1690","1699","2",""
"1700","1709","3",""
"1720","1729","2",""
"1730","1739","2",""
"1740","1749","3",""
"1750","1759","3",""
"1760","1769","3",""
"1770","1779","1",""
"1780","1789","5","="
"1790","1799","2",""
"1800","1809","2",""
"1810","1819","1",""
"1820","1829","1",""
"1830","1839","5","="
"1840","1849","7","="
"1850","1859","6","="
"1860","1869","7","="
"1870","1879","9","="
"1880","1889","8","="
"1890","1899","8","="
"1900","1909","7","="
"1910","1919","11","="
"1920","1929","11","="
"1930","1939","9","="
"1940","1949","27","==="
"1950","1959","18","=="
"1960","1969","21","=="
"1970","1979","18","=="
"1980","1989","13","="
"1990","1999","8","="
"2000","2009","5","="
"2010","2019","1",""
"2020","2029","1",""