33 3.2) Concerning the next of kin’s representation and their respective expenses The lawyers, Viviana Krsticevic, Ariel Dulitzky, Marcela Matamoros, Juan Méndez and José Miguel Vivanco, represented the next of kin of Julián Salomón Gómez Ayala in the measures they took before the Commission. At the reparations stage before the Court, the next of kin assumed their own defense and did not establish that these measures generated expenses. Cf. The Commission’s briefs of August 31, 1998, and August 2, 1999 (supra 11 and 29); and the briefs of the next of kin of April 28, 1999, submitted directly, without the assistance of a lawyer (supra 25). 4) Concerning William Otilio González Rivera a) He was 26.7 years of age at the time of his detention and subsequent execution. Cf. Copy of the certification of the birth certificate of William Otilio González Rivera; and copy of the certificate issued by the Secretary of the Municipality of Comapa, in the Department of Jutiapa, dated June 5, 2000, regarding the identity card of William Otilio González Rivera. b) He had an informal sales kiosk in one of the markets in Guatemala City. Cf. Statement by Gilberto González Saquij contained in a police report dated March 22, 1988; testimony of Salvador González Najarro before the Inter-American Court on August 11, 2000; and official letter No. 100-2000 of May 22, 2000, from Mercados de Guatemala, the municipality’s public services. c) The life expectancy of a man of 26.7 years of age in Guatemala in 1988 was 42.37 additional years (supra 68). Cf. Summary mortality tables for Guatemala of the National Institute of Statistics (period 1990-1995); and leaflet prepared by the National Institute of Statistics “Indicadores Sociales de Guatemala” 4.1) Concerning the next of kin of William Otilio González Rivera a) His parents are Salvador González Najarro and María Asunción Rivera Velásquez and he had five siblings: Santos Hugo, José Alfredo, Julio Moises, Anatanahel and Leydi Rosibel, all of them González Rivera. Cf. Birth certificate of William Otilio González Rivera; birth certificate of Santos Hugo González Rivera; birth certificate of José Alfredo González Rivera; birth certificate of Julio Moises González Rivera; birth certificate of Anatanahel González Rivera; birth certificate of Leydi Rosibel González Rivera; and testimony of Salvador González Najarro before the Inter-American Court on August 11, 2000. b) His next of kin suffered pecuniary and non-pecuniary damages owing to the detention and execution of William Otilio González Rivera. Cf. Testimony of Salvador González Najarro before the Inter-American Court on August 11, 2000; and expert report of Graciela Marisa Guilis before the Inter-American Court on August 11, 2000.