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 |   500021
      10 |    66097
       9 |    65170
      11 |    62084
       8 |    58337
      12 |    56147
      13 |    49559
      19 |    46820
       7 |    46289
      18 |    46257
      14 |    45283
      20 |    45269
      17 |    45006
      15 |    43977
      16 |    43710
      21 |    42261
      22 |    38035
       6 |    32762
      23 |    32546
      24 |    26865
      25 |    21251
       5 |    19719
      26 |    15966
      27 |    11832
       4 |     9874
      28 |     8168
      29 |     5693
       3 |     4014
      30 |     3752
      31 |     2406
      32 |     1493
       2 |     1168
      33 |      862
      34 |      487
      35 |      304
       1 |      226
      36 |      121
      37 |       73
      38 |       47
      39 |       22
      40 |       17
      42 |        4
      45 |        2
      41 |        2
      44 |        1
      43 |        1
(46 rows)

COMMIT;
COMMIT