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 |   500019
      10 |    66019
       9 |    65091
      11 |    62235
       8 |    58333
      12 |    55750
      13 |    49998
       7 |    46513
      19 |    46477
      18 |    46348
      14 |    45245
      20 |    45219
      17 |    44958
      15 |    43813
      16 |    43769
      21 |    42455
      22 |    38127
       6 |    32749
      23 |    32662
      24 |    26795
      25 |    21283
       5 |    19563
      26 |    16002
      27 |    11713
       4 |     9950
      28 |     8222
      29 |     5703
       3 |     3974
      30 |     3761
      31 |     2373
      32 |     1515
       2 |     1197
      33 |      861
      34 |      511
      35 |      261
       1 |      228
      36 |      140
      37 |       86
      38 |       34
      39 |       21
      40 |       15
      42 |        4
      41 |        4
      43 |        2
      45 |        1
      44 |        1
(46 rows)

COMMIT;
COMMIT