Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Rank | Heat | Lane | Name | Nationality | Time |
| --- | --- | --- | --- | --- | --- |
| 1.0 | 6.0 | 4.0 | Michael Phelps | United States | 1:53.70 |
| 2.0 | 4.0 | 2.0 | László Cseh | Hungary | 1:54.48 |
| 3.0 | 6.0 | 3.0 | Kaio de Almeida | Brazil | 1:54.65 |
| 4.0 | 6.0 | 6.0 | Takeshi Matsuda | Japan | 1:55.06 |
| 5.0 | 4.0 | 4.0 | Paweł Korzeniowski | Poland | 1:55.21 |
| 6.0 | 6.0 | 5.0 | Nikolay Skvortsov | Russia | 1:55.33 |
| 7.0 | 5.0 | 5.0 | Wu Peng | China | 1:55.39 |
| 8.0 | 5.0 | 4.0 | Gil Stovall | United States | 1:55.42 |
| 9.0 | 5.0 | 7.0 | Michael Rock | Great Britain | 1:55.55 |
| 10.0 | 4.0 | 5.0 | Moss Burmester | New Zealand | 1:55.80 |
| 11.0 | 5.0 | 3.0 | Ryuichi Shibata | Japan | 1:55.82 |
| 12.0 | 4.0 | 6.0 | Dinko Jukić | Austria | 1:55.96 |
| 13.0 | 4.0 | 1.0 | Ioan Gherghel | Romania | 1:56.09 |
| 14.0 | 6.0 | 1.0 | Sergiy Advena | Ukraine | 1:56.24 |
| 15.0 | 5.0 | 6.0 | Chen Yin | China | 1:56.55 |
| 16.0 | 3.0 | 2.0 | Hsu Chi-chieh | Chinese Taipei | 1:56.59 |
| 17.0 | 5.0 | 2.0 | Christophe Lebon | France | 1:56.63 |
| 18.0 | 6.0 | 2.0 | Travis Nederpelt | Australia | 1:56.64 |
| 19.0 | 6.0 | 7.0 | Mathieu Fonteyn | Belgium | 1:56.65 |
| 20.0 | 4.0 | 7.0 | Niccolo Beni | Italy | 1:56.99 |
| 21.0 | 4.0 | 3.0 | Denys Sylantyev | Ukraine | 1:57.02 |
| 22.0 | 5.0 | 1.0 | Tamás Kerékjártó | Hungary | 1:57.29 |
| 23.0 | 6.0 | 8.0 | Juan Veloz | Mexico | 1:57.32 |
| 24.0 | 3.0 | 6.0 | Pedro Oliveira | Portugal | 1:57.41 |
| 25.0 | 4.0 | 8.0 | Adam Sioui | Canada | 1:57.45 |
| 26.0 | 3.0 | 5.0 | Simon Sjödin | Sweden | 1:57.75 |
| 27.0 | 5.0 | 8.0 | Romanos Alyfantis | Greece | 1:57.99 |
| 28.0 | 3.0 | 8.0 | Alon Mandel | Israel | 1:59.27 |
| 29.0 | 2.0 | 5.0 | James Walsh | Philippines | 1:59.39 |
| 30.0 | 3.0 | 3.0 | Omar Pinzón | Colombia | 1:59.47 |
| 31.0 | 1.0 | 3.0 | Nikša Roki | Croatia | 1:59.58 |
| 32.0 | 2.0 | 1.0 | Javier Núñez | Spain | 2:00.24 |
| 33.0 | 2.0 | 7.0 | Andrés José González | Argentina | 2:00.36 |
| 34.0 | 2.0 | 6.0 | Yoo Jung-Nam | South Korea | 2:01.00 |
| 35.0 | 3.0 | 4.0 | Jeremy Knowles | Bahamas | 2:01.08 |
| 36.0 | 2.0 | 8.0 | Alexis Márquez Rivas | Venezuela | 2:01.25 |
| 37.0 | 3.0 | 7.0 | Daniel Bego | Malaysia | 2:01.28 |
| 38.0 | 2.0 | 3.0 | Douglas Lennox-Silva | Puerto Rico | 2:01.69 |
| 39.0 | 3.0 | 1.0 | Georgi Palazov | Bulgaria | 2:01.84 |
| 40.0 | 1.0 | 5.0 | Rehan Poncha | India | 2:01.89 |
| 41.0 | 1.0 | 4.0 | Emmanuel Crescimbeni | Peru | 2:02.13 |
| 42.0 | 1.0 | 6.0 | Javier Hernández Maradiaga | Honduras | 2:02.23 |
| 43.0 | 2.0 | 4.0 | Vladan Marković | Serbia | 2:03.12 |
| 44.0 | 2.0 | 2.0 | Donny Utomo | Indonesia | 2:03.44 |
Question:
What is the sum of heat for christophe lebon when lane is less than 4?
Answer:
1.0