BEGIN;
BEGIN
select
	c_count,
	count(*) as custdist
from
	(
		select
			c_custkey,
			count(o_orderkey)
		from
			customer left outer join orders on
				c_custkey = o_custkey
				and o_comment not like '%pending%accounts%'
		group by
			c_custkey
	) as c_orders (c_custkey, c_count)
group by
	c_count
order by
	custdist desc,
	c_count desc;
 c_count | custdist 
---------+----------
       0 |   500016
      10 |    66110
       9 |    64979
      11 |    62239
       8 |    58501
      12 |    55916
      13 |    49621
      19 |    46532
      18 |    46314
       7 |    46224
      20 |    45425
      14 |    45421
      17 |    45132
      16 |    43987
      15 |    43574
      21 |    42167
      22 |    38035
       6 |    32874
      23 |    32703
      24 |    26812
      25 |    21067
       5 |    19743
      26 |    16137
      27 |    11749
       4 |     9771
      28 |     8352
      29 |     5633
       3 |     4022
      30 |     3680
      31 |     2405
      32 |     1555
       2 |     1164
      33 |      820
      34 |      491
      35 |      285
       1 |      237
      36 |      149
      37 |       68
      38 |       38
      39 |       24
      40 |       17
      42 |        5
      43 |        3
      45 |        1
      44 |        1
      41 |        1
(46 rows)

COMMIT;
COMMIT