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 '%unusual%packages%'
		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 |   500023
      10 |    66006
       9 |    65240
      11 |    62189
       8 |    58292
      12 |    55858
      13 |    49781
       7 |    46801
      19 |    46792
      18 |    46235
      14 |    45372
      20 |    45322
      17 |    45074
      15 |    43937
      16 |    43706
      21 |    42094
      22 |    38251
       6 |    32823
      23 |    32421
      24 |    26785
      25 |    21051
       5 |    19696
      26 |    15916
      27 |    11695
       4 |    10008
      28 |     8078
      29 |     5612
       3 |     4005
      30 |     3725
      31 |     2392
      32 |     1477
       2 |     1195
      33 |      837
      34 |      498
      35 |      282
       1 |      231
      36 |      127
      37 |       82
      38 |       44
      39 |       24
      40 |       13
      42 |        3
      41 |        3
      45 |        2
      44 |        1
      43 |        1
(46 rows)

COMMIT;
COMMIT