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:
| Name | Position | Period | Appearances¹ | Goals¹ | Nationality² |
| --- | --- | --- | --- | --- | --- |
| Yann Lachuer | Midfielder | 1998 – 1999 | 25.0 | 2.0 | France |
| Alboury Lah | Forward | 1990 – 1991 | 6.0 | 0.0 | Senegal |
| Bernard Lama | Goalkeeper | 1992 – 1997, 1998 – 2000 | 315.0 | 0.0 | France |
| Bernard Lambert | Midfielder | 1972 – 1973 | 6.0 | 0.0 | France |
| Loïck Landre | Defender | 2011 – | 1.0 | 0.0 | France |
| Mickaël Landreau | Goalkeeper | 2006 – 2009 | 156.0 | 0.0 | France |
| Christophe Landrin | Midfielder | 2005 – 2006 | 29.0 | 2.0 | France |
| Gérard Lanthier | Midfielder | 1984 – 1985 | 42.0 | 1.0 | France |
| Jacky Laposte | Midfielder | 1972 – 1977, 1978 – 1979 | 175.0 | 17.0 | France |
| Jean-Michel Larqué | Midfielder | 1977 – 1979 | 25.0 | 0.0 | France |
| Nicolas Laspalles | Defender | 1998 – 2000 | 29.0 | 0.0 | France |
| Thierry Laurey | Midfielder | 1990 – 1991 | 8.0 | 0.0 | France |
| Ezequiel Lavezzi | Forward | 2013 | 42.0 | 11.0 | Argentina |
| Hugo Leal | Midfielder | 2001 – 2004 | 74.0 | 3.0 | Portugal |
| Sylvain Léandri | Midfielder | 1971 – 1972 | 15.0 | 0.0 | France |
| Robin Leclerc | Midfielder | 1972 – 1973, 1974 – 1976 | 32.0 | 3.0 | France |
| Didier Ledunois | Defender | 1972 – 1974 | 17.0 | 0.0 | France |
| Paul Le Guen | Midfielder | 1991 – 1998 † | 343.0 | 24.0 | France |
| Jean-Claude Lemoult | Midfielder | 1977 – 1986 | 264.0 | 11.0 | France |
| Leonardo | Midfielder | 1996 – 1997 | 46.0 | 10.0 | Brazil |
| Jean-Louis Léonetti | Midfielder | 1971 – 1972, 1973 – 1974 | 81.0 | 3.0 | France |
| Ronan Le Crom | Goalkeeper | 2012 - | 1.0 | 0.0 | France |
| Yvon Le Roux | Defender | 1989 – 1990 | 15.0 | 1.0 | France |
| Jérôme Leroy | Midfielder | 1996 – 1999, 2002 – 2003 | 162.0 | 12.0 | France |
| Laurent Leroy | Forward | 1998 – 2003 | 97.0 | 20.0 | France |
| Lionel Letizi | Goalkeeper | 2000 – 2006 | 196.0 | 0.0 | France |
| Danijel Ljuboja | Forward | 2003 – 2005 | 56.0 | 8.0 | Serbia |
| Francis Llacer | Defender | 1989 – 1996, 1997 – 1999, 2001 – 2003 | 245.0 | 4.0 | France |
| Michel Llodra | Midfielder | 1973 – 1974 | 3.0 | 0.0 | France |
| Patrice Loko | Forward | 1995 – 1999 | 116.0 | 36.0 | France |
| Dominique Lokoli | Defender | 1974 – 1979 | 148.0 | 2.0 | France |
| Claude Lowitz | Defender | 1985 – 1987 | 29.0 | 0.0 | France |
| Lucas Moura | Forward | 2013- | 15.0 | 0.0 | Brazil |
| Chiguy Lucau | Forward | 2002 – 2003 | 3.0 | 0.0 | Democratic Republic of the Congo |
| Peter Luccin | Midfielder | 2000 – 2001 | 38.0 | 2.0 | France |
| Diego Lugano | Defender | 2011 – | 21.0 | 1.0 | Uruguay |
| Zivco Lukic | Defender | 1970 – 1971 | 1.0 | 0.0 | Yugoslavia |
Question:
Name the total number of period for yvon le roux
Answer:
1.0