"Year_From","Year_Till","Total","Graphic"
"1200","1299","8",""
"1300","1399","11",""
"1400","1499","23",""
"1500","1599","120","="
"1600","1699","545","====="
"1700","1799","1605","================"
"1800","1899","7470","==========================================================================="
"1900","1999","4347","==========================================="
"2000","2099","131","="
"8100","8199","1",""
"8600","8699","1",""