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 |   500020
      10 |    66002
       9 |    65236
      11 |    62198
       8 |    58197
      12 |    56134
      13 |    49600
      19 |    46632
      18 |    46472
       7 |    46343
      20 |    45406
      14 |    45158
      17 |    44889
      15 |    44019
      16 |    43796
      21 |    42104
      22 |    38068
       6 |    32781
      23 |    32517
      24 |    26988
      25 |    21161
       5 |    19763
      26 |    15988
      27 |    11806
       4 |     9832
      28 |     8213
      29 |     5719
       3 |     4025
      30 |     3686
      31 |     2433
      32 |     1501
       2 |     1159
      33 |      839
      34 |      497
      35 |      294
       1 |      226
      36 |      133
      37 |       72
      38 |       41
      39 |       24
      40 |       16
      41 |        5
      42 |        3
      45 |        2
      44 |        1
      43 |        1
(46 rows)

COMMIT;
COMMIT