del_size	fq
0	7364
-1	480
-2	535
-3	1753
-4	195
-5	160
-6	360
-7	105
-8	98
-9	54
-10	0
-11	39
-12	0
-13	15
-14	23
-15	82
-16	6
-17	0
-18	0
-19	14
-20	0
-21	0
-22	15
-23	0
-24	5