Give you a statement and table with its title in Markdown format, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a binary classification problem, you should choose the answer between supported and refuted. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| call sign | launched | transmitting from | coverage | languages | frequency |
| xezv | 10 may 1979 | guerrero ( tlapa de comonfort ) | guerrero oaxaca puebla | nahuatl mixtec tlapanec | 800 am |
| xetla | 15 september 1982 | oaxaca ( tlaxiaco ) | oaxaca guerrero puebla | mixtec triqui | 930 am |
| xepur | 2 october 1982 | michoacán ( cherán ) | michoacán | purepecha | 830 am |
| xetar | 11 november 1982 | chihuahua ( guachochi ) | chihuahua sinaloa durango | tarahumara tepehuano | 870 am |
| xepet | 29 november 1982 | yucatán ( peto ) | yucatán quintana roo campeche | yucatec maya | 730 am |
| xevfs | 27 april 1987 | chiapas ( las margaritas ) | chiapas guatemala | tojolabal mam tseltal tsotsil popti | 1030 am |
| xeant | 28 september 1990 | san luis potosí ( tancanhuitz de santos ) | san luis potosí hidalgo querétaro veracruz | nahuatl pame wastek | 770 am |
| xeglo | 18 november 1990 | oaxaca ( guelatao de juárez ) | oaxaca veracruz | zapotec mixe chinantec | 780 am |
| xezon | 20 november 1991 | veracruz ( zongolica ) | veracruz oaxaca puebla tlaxcala | nahuatl | 1360 am |
| xeojn | 14 december 1991 | oaxaca ( san lucas ojitlán ) | oaxaca puebla veracruz | mazatec cuicatec chinantec | 950 am |
| xejmn | 3 april 1992 | nayarit ( jesús maría ) | nayarit jalisco durango zacatecas | cora huichol tepehuano nahuatl | 750 am |
| xejam | 5 may 1994 | oaxaca ( santiago jamiltepec ) | oaxaca guerrero | mixtec amuzgo chatino | 1260 am |
| xeqin | 15 june 1994 | baja california ( san quintín ) | baja california | mixtec zapotec triqui | 1160 am |
| xectz | 21 august 1994 | puebla ( cuetzalan ) | puebla hidalgo veracruz | nahuatl totonac | 1260 am |
| xexpuj | 22 january 1996 | campeche ( xpujil ) | campeche quintana roo | yucatec maya ch'ol | 700 am |
| xeetch | 19 february 1996 | sonora ( etchojoa ) | sonora sinaloa chihuahua | mayo yaqui guarijio | 700 am |
| xecopa | 17 july 1997 | chiapas ( copainalá ) | chiapas tabasco | zoque tzotzil | 1210 am |
| xetumi | 12 may 1998 | michoacán ( tuxpan ) | michoacán edo de méxico querétaro | mazahua otomi | 1010 am |
| xecarh | 1 august 1998 | hidalgo ( cardonal ) | hidalgo querétaro veracruz san luis potosí | ñha - ñhu nahuatl | 1480 am |
| xenka | 15 june 1999 | quintana roo ( felipe carrillo puerto ) | quintana roo | yucatec maya | 1030 am |
Title:
sistema de radiodifusoras culturales indigenistas
Statement:
the longest gap of time between launching of radio stations was 4 years
Answer:
refuted