chr_1	6854980
chr_2	5577357
chr_3	5634991
chr_4	5212762
chr_5	4914260
chr_6	4589937
chr_7	4347182
chr_8	3984410
chr_9	3304701
chr_10	2896840
chr_11	2337134
chr_12	2233407
chr_13	1751499
chr_14	1838362
chr_15	2434640
chr_UNKNOWN	3543472