|
Participants 1999-2008:

|
Year
Country |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
| Armenia |
2 | | | 1 | 1 | 1 |
| 1 | 2 | |
| Australia |
1 | 1 | | 1 | 3 | 1 |
| 2 | 6 | 2 |
| Austria |
| | | | |
1 | 2 | 3 | 9 | 4 |
| Belarus |
2 | 1 | 3 | 7 | 3 | 1 |
| | | |
| Belgium |
| 1 | 1 | 8 | 8 | 5 |
5 | 4 | 4 | 7 |
| Bosnia |
| | 3 | | |
| | | | |
| Bulgaria |
| | | | 1 |
2 | | 1 | | |
| Brazil |
| | | | |
| 1 | 1 | 4 | 6 |
| Canada |
1 | 1 | | | 2 | 3 |
4 | 5 | 8 | 5 |
| Chile |
| | | | |
| | | 1 | |
| China |
| | | | |
| 2 | 4 | 6 | 6 |
| Croatia |
| | | 3 | |
2 | 1 | | | 1 |
| Cyprus |
| | | | |
| | | | 2 |
| Czech Rep. |
2 | 2 | 3 | 8 | 1 | 5 | 3 |
3 | 4 | 2 |
| Denmark |
| | | 3 | 3 |
2 | 5 | 7 | 3 | 3 |
| Finland |
| | | 3 | 1 |
| 3 | 3 | 1 | 2 |
| France |
| | 4 | 8 | 3 | 7 |
10 | 11 | 10 | 7 |
| Germany |
11 | 3 | 11 | 11 | 11 | 19 |
14 | 18 | 31 | 22 |
| Greece |
| | | 2 | 4 |
2 | 6 | 5 | 7 | 10 |
| Hungary |
| | 1 | 2 | 3 | 2 |
6 | 4 | 4 | 3 |
| India |
| | | 1 | |
1 | | 1 | | |
| Iran |
| | | 2 | |
| 1 | 1 | 3 | |
| Ireland |
| | 2 | | 1 |
| 8 | 14 | 16 | 11 |
| Israel |
| | | | |
| 2 | 6 | 5 | 4 |
| Italy |
2 | 2 | 4 | 11 | 11 | 11 |
22 | 21 | 48 | 24 |
| Japan |
1 | 2 | 3 | 4 | 10 | 5 |
1 | 14 | 19 | 14 |
| Korea |
| | | | 2 |
3 | 2 | 4 | | 1 |
| Lebanon |
| | | | |
| | | 17 | 9 |
| Lithuania |
| | | | |
2 | | 2 | 1 | |
| Malaysia |
| | | 1 | |
| 1 | | | |
| Mexico |
| | | | |
1 | | | | |
| Morocco |
| | | | |
| | 1 | | |
| New Zealand |
| | | | 1 |
2 | | | | |
| Netherlands |
1 | | 1 | 2 | 4 | 8 |
2 | 6 | 5 | 5 |
| Norway |
| | | 2 | 2 |
3 | 4 | 3 | | 2 |
| Poland |
31 | 35 | 29 | 64 | 45 | 53 |
23 | 30 | 24 | 21 |
| Portugal |
3 | 2 | 1 | 1 | 1 | 2 |
9 | 5 | 14 | 8 |
| Romania |
| | | | 1 |
1 | | | 2 | 2 |
| Russia |
12 | 9 | 12 | 11 | 2 | 2 |
| 3 | 2 | 6 |
| Singapore |
| | | | |
| | 1 | | |
| Slovakia |
| | | | |
1 | 1 | 1 | 3 | 2 |
| Slovenia |
1 | 1 | | 1 | | 1 |
| 1 | | 1 |
| South Africa |
| | | | |
| | | | 1 |
| Spain |
| | | 4 | 6 | 10 |
55 | 21 | 27 | 26 |
| Sweden |
2 | 1 | 1 | 6 | 3 | 4 |
4 | 6 | 7 | 9 |
| Switzerland |
| | | 4 | 1 | 2 |
2 | 6 | 4 | 2 |
| Taiwan |
| | | | |
| 1 | 1 | | 1 |
| Tunisia |
| | | | |
| | | | 2 |
| Turkey |
1 | | | | |
| 2 | 1 | 1 | 1 |
| Ukraine |
12 | 9 | 11 | 10 | 7 | 7 |
2 | 7 | 4 | 3 |
| United Kingdom |
2 | 3 | 6 | 9 | 17 | 10 |
14 | 46 | 27 | 27 |
| USA |
| 1 | | 1 | 1 | 1 |
3 | 5 | 12 | 5 |
|
Number of technical presentations:
| | invited | regular | poster | total |
| ICTON 1999 | 24 | 20 | 24 | 68 |
| ICTON 2000 | 22 | 24 | 17 | 63 |
| ICTON 2001 | 38 | 24 | 27 | 89 |
| ICTON 2002 | 60 | 33 | 26 | 119 |
| ICTON 2003 | 75 | 30 | 46 | 151 |
| ICTON 2004 | 98 | 30 | 44 | 172 |
| ICTON 2005 | 97 | 78 | 39 | 214 |
| ICTON 2006 | 174 | 41 | 89 | 304 |
| ICTON 2007 | 225 | 36 | 88 | 349 |
| ICTON 2008 | 182 | 74 | 44 | 300 |
| total | 955 | 390 | 444 | 1829 |

|