Based on a comparison of 31 countries in 2015, France ranked the highest in letter boxes sent via postal service with 136,690 followed by United Kingdom and Germany. On the other end of the scale was Iceland with 193, Malta with 468 and Cyprus with 811.
Data for more countries are available at Postal Service (Letter Boxes) indicator page.
| Postal Service (Letter Boxes) | Unit | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 |
| Austria | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 16,881 | ... | ... | ... | ||||||||
| Belgium | ... | ... | ... | ... | ... | ... | ... | ... | ... | 13,970 | 13,658 | 13,459 | 13,260 | 13,360 | ||||||||
| Czechia | ... | ... | ... | ... | ... | ... | ... | ... | ... | 23,220 | 22,560 | 22,560 | ... | 22,106 | ||||||||
| France | ... | ... | ... | ... | ... | ... | ... | ... | ... | 149,208 | 148,366 | 145,006 | 141,646 | 140,331 | ||||||||
| Germany | ... | ... | ... | ... | ... | ... | ... | ... | ... | 108,000 | 112,000 | 112,026 | 112,052 | 111,666 | ||||||||
| Hungary | ... | ... | ... | ... | ... | ... | ... | ... | ... | 8,939 | 8,988 | 8,994 | 8,999 | 9,018 | ||||||||
| Italy | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 52,000 | 52,000 | |||||||
| Norway | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 21,453 | 21,608 | ||||||
| Poland | ... | ... | ... | ... | ... | ... | ... | ... | ... | 47,580 | 46,498 | 41,244 | 35,989 | 32,825 | ||||||||
| Portugal | ... | ... | ... | ... | ... | ... | ... | ... | ... | 15,232 | 14,485 | 12,343 | 10,201 | 9,032 | ||||||||
| Romania | ... | ... | ... | ... | ... | ... | ... | ... | ... | 16,008 | 16,008 | 15,939 | 15,870 | 15,084 | ||||||||
| Spain | ... | ... | ... | ... | ... | ... | ... | ... | ... | 33,609 | 33,609 | 33,609 | ... | 33,609 | ||||||||
| Sweden | ... | ... | ... | ... | ... | ... | ... | ... | ... | 24,950 | 24,727 | 24,129 | 23,531 | 23,352 | ||||||||
| Switzerland | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 15,105 | 15,002 | |||
| United Kingdom | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 115,300 | 115,300 | 115,000 |
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