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 |    66026
       9 |    65199
      11 |    62292
       8 |    58322
      12 |    55847
      13 |    49646
      19 |    46756
       7 |    46386
      18 |    46098
      14 |    45494
      20 |    45296
      17 |    45092
      15 |    43795
      16 |    43757
      21 |    42173
      22 |    38248
       6 |    32645
      23 |    32466
      24 |    26915
      25 |    21231
       5 |    19737
      26 |    15996
      27 |    11815
       4 |     9910
      28 |     8126
      29 |     5704
       3 |     3990
      30 |     3786
      31 |     2382
      32 |     1491
       2 |     1174
      33 |      866
      34 |      494
      35 |      288
       1 |      232
      36 |      130
      37 |       82
      38 |       43
      39 |       23
      40 |       15
      41 |        4
      42 |        3
      45 |        2
      44 |        1
      43 |        1
(46 rows)

COMMIT;
COMMIT