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 |    66123
       9 |    65287
      11 |    62154
       8 |    58394
      12 |    56093
      13 |    49448
      19 |    46730
       7 |    46446
      18 |    46359
      14 |    45318
      20 |    45263
      17 |    45083
      15 |    44035
      16 |    43803
      21 |    42246
      22 |    37977
       6 |    32898
      23 |    32394
      24 |    26822
      25 |    21086
       5 |    19843
      26 |    15871
      27 |    11726
       4 |     9903
      28 |     8148
      29 |     5618
       3 |     4038
      30 |     3689
      31 |     2414
      32 |     1465
       2 |     1174
      33 |      833
      34 |      488
      35 |      297
       1 |      228
      36 |      119
      37 |       74
      38 |       43
      39 |       22
      40 |       17
      42 |        4
      44 |        2
      41 |        2
      45 |        1
      43 |        1
(46 rows)

COMMIT;
COMMIT