Losing lots of email/twitter data

[tmtmtmtm]

e.g. SELECT * FROM 'data' WHERE family_name = 'Lastra Fernández':

iddiputado: "328",
name: "Adriana Lastra Fernández",
sort_name: "Lastra Fernández, Adriana",
given_name: "Adriana",
family_name: "Lastra Fernández",
gender: "female",
party: "PSOE",
faction_id: "GS",
faction: "G.P. Socialista",
source: "http://www.congreso.es/portal/page/portal/Congreso/Congreso/Diputados/BusqForm?next_page=/wc/fichaDiputado&idDiputado=328&idLegislatura=11",
dob: "Nacida el 30 de marzo de 1979 en Oviedo (Asturias) .",
term: "11",
start_date: "2016-01-11",
end_date: null,
email: "",
twitter: "",
facebook: "",
phone: "",
fax: "",
constituency: "Asturias",
photo: "",
id: "11_328"

The old version of the scraper picked these up correctly.