Need some help!!

Hi girls I posted a few days ago I miscarried on 16th March and I took a test and it was very faint positive the hospital said my urine sample was negative I took a test Tuesday just gone it's was faint then took one Wednesday little darker took one just now and it's so dark! I don't know what to think! 
First pic was 16th March 
Tuesday just gone 5th April 
Wednesday just gone 6th April 
And tonight's test!