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 '%special%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 |   500017
      10 |    66113
       9 |    65171
      11 |    62038
       8 |    58497
      12 |    56034
      13 |    49805
      19 |    46490
      18 |    46319
       7 |    46201
      20 |    45336
      14 |    45180
      17 |    45049
      16 |    43901
      15 |    43786
      21 |    42303
      22 |    38025
       6 |    32794
      23 |    32605
      24 |    26778
      25 |    21199
       5 |    19634
      26 |    16133
      27 |    11764
       4 |     9889
      28 |     8255
      29 |     5660
       3 |     4013
      30 |     3759
      31 |     2416
      32 |     1489
       2 |     1181
      33 |      864
      34 |      505
      35 |      271
       1 |      226
      36 |      137
      37 |       77
      38 |       37
      39 |       20
      40 |       16
      41 |        6
      42 |        3
      43 |        2
      45 |        1
      44 |        1
(46 rows)

COMMIT;
COMMIT