pre_text: 6 Other assets (continued) (a) Security deposits Included in the security deposits was $8.8 million (2018: $4.2 million) relating to deposits held as security for bank guarantees. (b) Customer incentives Where customers are offered incentives in the form of free or discounted periods, the dollar value of the incentive is capitalised and amortised on a straight-line basis over the expected life of the contract. (c) Contract Costs From 1 July 2018, eligible costs that are expected to be recovered will be capitalised as a contract cost and amortised over the expected customer life.
table: NON-CURRENT Note 30 June 2019 $'000 30 June 2018 $'000
table: Customer incentives 6(b) 1,091 1,145
table: Capitalised transaction costs 3,359 5,490
table: Contract costs 6(c) 448 -
table: Total other assets - non-current 4,898 6,635
question: Analyse this data from a financial earnings document. What was the sum of customer incentives and capitalised transaction costs in 2019?