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 |    66025
       9 |    65207
      11 |    62182
       8 |    58341
      12 |    56083
      13 |    49550
      19 |    46828
       7 |    46330
      18 |    46204
      14 |    45407
      20 |    45265
      17 |    45022
      15 |    43847
      16 |    43744
      21 |    42203
      22 |    38140
       6 |    32703
      23 |    32475
      24 |    26957
      25 |    21141
       5 |    19740
      26 |    16029
      27 |    11844
       4 |     9871
      28 |     8147
      29 |     5687
       3 |     4004
      30 |     3765
      31 |     2403
      32 |     1492
       2 |     1170
      33 |      852
      34 |      502
      35 |      294
       1 |      229
      36 |      129
      37 |       73
      38 |       43
      39 |       24
      40 |       17
      42 |        3
      41 |        3
      45 |        2
      44 |        1
      43 |        1
(46 rows)

COMMIT;
COMMIT