con·sid·er·ing 
/kənˈsɪdərɪŋ/ preposition
/kənˈsɪdərɪŋ/ preposition : when you think about or consider (something) — used to indicate a fact or situation that is being thought of when a statement is made ▪ He did very well in the campaign, especially considering his lack of experience. ▪ Considering the damage to the car, it's a miracle that no one was hurt in the accident. — sometimes used informally in speech without a following object to suggest something that is being thought of without being specifically mentioned ▪ He didn't win, but he did very well, considering. [=he did well when you consider the situation or circumstances]
— considering conjunction
▪ He did well, considering (that) he had no experience. ▪ She surprised us when she left the company so suddenly, especially considering (that) she had worked here for 20 years.
▪ He did well, considering (that) he had no experience. ▪ She surprised us when she left the company so suddenly, especially considering (that) she had worked here for 20 years.
