Figure 4
The horizontal axis represents the percentage of companies, ranging from 0 percent to 50 percent in increments of 5 percent. The vertical axis lists categories of challenges: “Market”, “Political”, “Economical”, “Technological”, “Organizational”, “Behavioural”, and “Knowledge”. Each category includes several labeled challenges, and each challenge is represented by four horizontal bars corresponding to maturity levels: Level 3, Level 2, Level 1, and Level 0 (as shown in the legend). Market: Closed A P I: Level 1: 2 percent. Difficulty finding suitable external provider of software, hardware and analytical support: Level 1: 2 percent Political: Regulations hindering adoption of digital technology in specify sector: Level 2: 4 percent. Level 1: 2 percent. Lack of standardization: Level 1: 2. Economical: Lack of access to capital: Level 0: 8 percent. Level 1: 8.5 percent. Level 3: 16.5 percent. Technological Difficult to know what technology to invest in due to rapid technology development: Level 1: 2 percent. Level 2: 3.5 percent. Lack of usefulness in energy efficiency work: Level 1: 3.5 percent. Difficult to find customized solutions that fit the whole company group: Level 1: 3.5 percent. Level 2: 7 percent. Difficult to make different systems communicate with each other: Level 1: 3.5 percent. Level 2: 7 percent. Difficult to find a suitable technical solution due to the high complexity of the manufacturing system: Level 0: 8.5 percent. Level 1: 3.5 percent. Level 3: 16 percent. Integration with legacy systems: Level 0: 8.5 percent. Level 1: 3.5 percent. Level 3: 33.5 percent. Low user-friendliness (example, too many interfaces): Level 1: 5.5 percent. Cybersecurity: Level 1: 2 percent. Level 2: 7 percent. Technology is inappropriate at this site: Level 2: 4 percent. Organizational: Appropriate readiness level: Level 2: 4 percent. Traditionalism: Level 1: 2 percent. Lack of long-term strategy related to energy efficiency: Level 1: 2 percent. Implementation: Level 1: 4 percent. Low status of energy efficiency: Level 1: 2 percent. Lack of dedicated staff: Level 1: 19.5 percent. Level 2: 7.5 percent. Level 3: 33.5 percent. Difficulty to cooperate inter-divisionally: Level 3: 16 percent. Lack of time or other priorities: Level 0: 8 percent. Level 1: 23.5 percent. Level 3: 16.5 percent. Behavioural: Risk aversion: Level 0: 16.5 percent. Level 1: 12.5 percent. Level 2: 26 percent. Insufficient top management support: Level 1: 2 percent. Other priorities for capital investments: Level 1: 3.5 percent: 2 percent. Knowledge: Lack of practical and theoretical knowledge: Level 0: 8 percent. Level 1: 28.5 percent. Level 2: 39.5 percent. Level 3: 16.5 percent. Note: All numerical values are approximated.The percentage of companies at each maturity level that identify a specific challenge