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 '%express%deposits%'
		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 |    66125
       9 |    65286
      11 |    62027
       8 |    58451
      12 |    55827
      13 |    49851
      19 |    46605
       7 |    46498
      18 |    46199
      14 |    45394
      20 |    45341
      17 |    44970
      16 |    43971
      15 |    43770
      21 |    42341
      22 |    38006
       6 |    32875
      23 |    32608
      24 |    26642
      25 |    21353
       5 |    19622
      26 |    15848
      27 |    11589
       4 |    10047
      28 |     8201
      29 |     5586
       3 |     4016
      30 |     3739
      31 |     2347
      32 |     1458
       2 |     1201
      33 |      864
      34 |      506
      35 |      273
       1 |      234
      36 |      149
      37 |       77
      38 |       37
      39 |       25
      42 |        7
      40 |        7
      41 |        5
      45 |        1
      44 |        1
      43 |        1
(46 rows)

COMMIT;
COMMIT